San Francisco : Architect and Engineer, Inc · leaf 438
not raise up or down, but in-stead are easily opened or closed by the slightmovement of the front, or floating frame. When the window is open the louvers are hori-zontal permitting a 90 per cent opening of thewindow area for maximum ventilation, and whenclosed the louvers overlap slightly thereby… … ONIT READY TO INSTALL1/4 OPEN dows as well as new homes. Sizes are also avail-able for door use. They are easily cleaned and do not interferewith regular window screens, and surely representa postwar innovation to add to your collectionof ideas for that home of tomorrow. OCTOBER, 1945
Architecture · Building
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